<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="lib/vue.js"></script>
</head>
<body>
<div id="root">
    <child @click.native="fn"></child>
</div>
</body>
<script>
	new Vue({
		el:"#root",
        methods:{
			fn(){
				console.log("fn");
            }
        },
        components:{
			Child:{
				template:(`
				    <div  style="width:200px;height:200px;background:red;"></div>
				`)
            }
        }
	})
</script>
</html>